
/*
 * Copyright (C) 2005-present, 58.com.  All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.wuba.wlock.client.helper;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

public class AutoResetEvent {
	
	private final CountDownLatch cdl;
	private final int waitCount;

	public AutoResetEvent() {
		cdl = new CountDownLatch(1);
		this.waitCount = 1;
	}

	public AutoResetEvent(int waitCount) {
		cdl = new CountDownLatch(waitCount);
		this.waitCount = waitCount;
	}

	public void countDown() {
		cdl.countDown();
	}

	public boolean waitOne(long time) throws InterruptedException {
		return cdl.await(time, TimeUnit.MILLISECONDS);
	}

	public int getWaitCount() {
		return waitCount;
	}
}
